Use Files.writeString

See gh-33987

Author: krzyk

buildSrc/src/main/java/org/springframework/boot/build/architecture/PackageTangleCheck.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2022-2022 the original author or authors.
+ * Copyright 2022-2023 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,7 +19,6 @@
 import java.io.File;
 import java.io.FileWriter;
 import java.io.IOException;
-import java.nio.charset.StandardCharsets;
 import java.nio.file.Files;
 import java.nio.file.StandardOpenOption;
 import java.util.stream.Collectors;
@@ -68,8 +67,7 @@ void checkForPackageTangles() throws IOException {
 		File outputFile = getOutputDirectory().file("failure-report.txt").get().getAsFile();
 		outputFile.getParentFile().mkdirs();
 		if (result.hasViolation()) {
-			Files.write(outputFile.toPath(), result.getFailureReport().toString().getBytes(StandardCharsets.UTF_8),
-					StandardOpenOption.CREATE);
+			Files.writeString(outputFile.toPath(), result.getFailureReport().toString(), StandardOpenOption.CREATE);
 			FileWriter writer = new FileWriter(outputFile);
 			FileCopyUtils.copy(result.getFailureReport().toString(), writer);
 			throw new GradleException("Package tangle check failed. See '" + outputFile + "' for details.");